q4 - hessian of what?
http://adv-ml-2017.wikidot.com/forum/t-2287486/q4-hessian-of-what
Posts in the discussion thread "q4 - hessian of what?"Tue, 25 Jan 2022 16:16:17 +0000http://adv-ml-2017.wikidot.com/forum/t-2287486#post-2827570q4 - hessian of what?
http://adv-ml-2017.wikidot.com/forum/t-2287486/q4-hessian-of-what#post-2827570
Sat, 20 May 2017 19:40:50 +0000Ido Hadanny3026643
"show that the Hessian is a PSD matrix" - can someone give a hint as to how should we view theta? is it a vector with size 4*number_of_pairs? or is it something else? How can we find its hessian, or even the gradient? how do we take its derivative in every coordinate?
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